SEM analysis demonstrated that surface morphology of the coatings was changed compared with that of basal surface, and were also covered with different granules in nano size. The results of AFM examination also proved almost the same tendancy. 扫描电镜观察发现与纯钛基底面相比,涂层的表面形貌发生了改变,也是布满了各种不同大小的纳米级别的颗粒;AFM检测结果也证实了相同的变化趋势。